15 puzzle solver: Difference between revisions
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The output must show the moves' directions, like so: left, left, left, down, right... and so on.<br />
There are 2 solutions with 52 moves: <br />
rrrulddluuuldrurdddrullulurrrddldluurddlulurruldrdrd<br />
rrruldluuldrurdddluulurrrdlddruldluurddlulurruldrrdd<br />
finding either one, or both is an acceptable result.<br />
;Extra credit.
Solve the following problems:
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